Solar-powered microbes to feed the world? (IMAGE) University of Göttingen Caption Currently, agriculture uses energy from the Sun to convert carbon dioxide, water, and nitrogen into valuable proteins via plants and livestock. A new food system that incorporates solar-powered microbial production could substantially increase protein supply while using less land and preventing fertilisers from polluting the environment. Credit Paul Van Leer, Dorian Leger, Silvio Matassa, Elad Noor, Alon Shepon, Ron Milo, Arren Bar-Even Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.